29 CFR § 102.128 - Types of on-the-record proceedings; categories of Board agents; duration of prohibition.
Unless otherwise provided by specific order of the Board entered in the proceeding, the prohibition of § 102.126 will be applicable in the following types of on-the-record proceedings to unauthorized ex parte communications made to the designated categories of Board agents who participate in the decision, from the stage of the proceeding specified until the issues are finally resolved by the Board for the purposes of that proceeding under prevailing rules and practices:
(a) In a pre-election proceeding pursuant to Section 9(c)(1) or 9(e), or in a unit clarification or certification amendment proceeding pursuant to Section 9(b) of the Act, in which a formal hearing is held, communications to the Regional Director and the Director's staff who review the record and prepare a draft of the decision, and Board Members and their staff, from the time the hearing is opened.
(b) In a postelection proceeding pursuant to Section 9(c)(1) or 9(e) of the Act, in which a formal hearing is held, communications to the Hearing Officer, the Regional Director and the Director's staff who review the record and prepare a draft of the report or decision, and Board Members and their staff, from the time the hearing is opened.
(c) In a postelection proceeding pursuant to Section 9(c)(1) or 9(e), or in a unit clarification or certification amendment proceeding pursuant to Section 9(b) of the Act, in which no formal hearing is held, communications to Board Members and their staff, from the time the Regional Director's report or decision is issued.
(d) In a proceeding pursuant to Section 10(k) of the Act, communications to Board Members and their staff, from the time the hearing is opened.
(e) In an unfair labor practice proceeding pursuant to Section 10(b) of the Act, communications to the Administrative Law Judge assigned to hear the case or to make rulings upon any motions or issues therein and Board Members and their staff, from the time the complaint and/or Notice of Hearing is issued, or the time the communicator has knowledge that a complaint or Notice of Hearing will be issued, whichever occurs first.
(f) In any other proceeding to which the Board by specific order makes the prohibition applicable, to the categories of personnel and from the stage of the proceeding specified in the order.